FDIC-insured bank

The Security National Bank of Sioux City, Iowa

Bank headquartered in Sioux City, Iowa, part of SECURITY NATIONAL CORP.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Total assets
$1.69 billion
Total deposits
$1.31 billion
Branches
10
FDIC-insured since
1934
Established
1884

Headquarters and contact

Address601 Pierce St
Sioux City, IA 51101
CountyWoodbury
Metro areaSioux City, IA-NE-SD
Websitewww.snbonline.com
Phonenot published in FDIC data, see the bank's website

FDIC record

FDIC Certificate4506
Federal Reserve RSSD ID418249
StatusActive
Charter classN (OCC)
Holding companySECURITY NATIONAL CORP
Domestic offices10
Financials as ofJune 30, 2026

Routing number

FDIC does not publish ABA routing numbers, and many banks use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this bank, the "account details" screen in its online banking, or its official website at www.snbonline.com.
See how your odds compare before you apply at The Security National Bank of Sioux City, Iowa.

Offices nearest to headquarters

The Security National Bank Of Sioux City, Iowa main office
Sioux City, IA
601 Pierce St, 51101
Westside Branch
Sioux City, IA
2827 Hamilton Blvd, 51104
Northside Branch
Sioux City, IA
3131 Floyd Blvd, 51108
Morningside Branch
Sioux City, IA
Sergeant And South Lakeport Roads, 51106
Lawton Branch
Lawton, IA
319 Cedar St, 51030
Moville Branch
Moville, IA
315 Frontage Road, 51039
Akron Branch
Akron, IA
251 Reed St, 51001
Northwestern Bank Branch
Orange City, IA
122 Central Ave Nw, 51041
Mapleton Branch
Mapleton, IA
313 N 4th St, 51034
Sheldon Branch
Sheldon, IA
934 3rd Ave, 51201

Where The Security National Bank of Sioux City, Iowa has offices

Other banks headquartered in Sioux City

Liberty National Bank$624.38 million